80405666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{23279}}^1$

素因数の和:23449

約数の個数: 16

約数和(自身を含む): 132416640

約数和(自身を除く): 52010974

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 23279, 46558, 256069, 512138, 3654803, 7309606, 40202833, 80405666]

約数ペア:

[(1, 80405666), (2, 40202833), (11, 7309606), (22, 3654803), (157, 512138), (314, 256069), (1727, 46558), (3454, 23279)]